DETROIT (KDKA) — Rapper Nas took a moment during a concert Saturday night to mention 17-year-old Antwon Rose, who was fatally shot by an East Pittsburgh police officer last week.

Nas was performing in Detroit and while he was introducing his song “Cops Shot the Kid,” he asked the audience, “Can I hear one time up to the heavens ‘Antwon Rose’?” The crowded shouted his name in response.